Alanis Morissette

Alt-Rock Angst Icon Known for "You Oughta Know" & "Ironic"

Alex Steffen

Author of "Carbon Zero: Imagining Cities That Can Save the Planet"

Alex Thomopoulos

TV Food Personality, Private Chef, Comedian and Actress

Amy Smart

Actress, Environmentalist & Co-Founder of Smart House Collections

An Phung

Multimedia Journalist

Andrew Busch

Artificial Intelligence & Technology Futurist; Economist; First Chief Market Intelligence Officer for the US Government

AM2024: Growth Opportunities in a Period of Change

Andrew Cohen

Founder, EnlightenNext

Andrew Shapiro

Founder of Broadscale, GreenOrder, and Partner GO Ventures; Creator of GE's Eco-magination

Andrew Winston

Sustainability Expert; Author of "Green to Gold" & Co-author of “Net Positive"

Anna Dietrich

‎Entrepreneur; Consultant; Speaker; COO & Co-Founder of Terrafugia, Inc.

Annie Lennox

Singer-Songwriter Known for "Sweet Dreams;" Political Activist & Humanitarian

Azure Antoinette

CEO, Commissioned Poet & Author, Millennial Advocate

Ben Goldacre

Physician; Best-Selling Academic & Science Writer

Bernard Kouchner

Former Minister of Health of France; Founder of Nobel Peace Prize-Winning Médecins Sans Frontières

Bjorn Lomborg

Political Scientist & Author of "The Skeptical Environmentalist"

Brian Dumaine

Author of "Bezonomics," Contributor at Fortune Magazine & Editor-in-Chief at High Water Press

Brian Hoffstein

Contributing Writer

Calvin Trillin

Author, Columnist, Humorist & Political Satirist

Carlo Ratti

Architect & Engineer; Director of MIT's SENSEable City Lab; Founding Partner of Carlo Ratti Associati

Cate Blanchett

Academy Award-Winning Actress Known for "Elizabeth" & "The Aviator;" Ambassador for the Australian Conservation Foundation